🚨 Add pre-commit

Format code
Add bin/run

main/forms.py

@@ -2,7 +2,7 @@ from django import forms
 from django.contrib.auth.models import User
 from django.utils.translation import ugettext_lazy as _
 
-from main.models import Order, Transaction, InventoryTransaction, Product, UserProfile
+from main.models import InventoryTransaction, Order, Product, Transaction, UserProfile
 from main.utils import format_username